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Finding the Third Proportional to 289,740 and 461,032

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Solution

The third proportional to 289,740 and 461,032 is: 733,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,740 : 461,032 = 461,032 : x
  2. Step 2: Convert to fraction form
    289,740/461,032 = 461,032/x
  3. Step 3: Cross multiply
    289,740x = 461,032 × 461,032
  4. Step 4: Simplify right side
    289,740x = 212,550,505,024
  5. Step 5: Solve for x
    x = 212,550,505,024/289,740
  6. Step 6: Final answer
    x = 733,590.48

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.